diff --git a/Makefile b/Makefile
index 63113a17b..3b95ac3f4 100644
--- a/Makefile
+++ b/Makefile
@@ -17,9 +17,9 @@ VG_TEST_ARGS = --track-origins=yes --leak-check=full --show-reachable=yes --erro
 endif
 
 ifeq ($(DEVELOPER),1)
-DEV_CFLAGS=-DDEVELOPER=1 -DCCAN_TAL_DEBUG=1 -DCCAN_TAKE_DEBUG=1
+DEV_CFLAGS=-DCCAN_TAL_DEBUG=1 -DCCAN_TAKE_DEBUG=1
 else
-DEV_CFLAGS=-DDEVELOPER=0
+DEV_CFLAGS=
 endif
 
 ifeq ($(COVERAGE),1)
diff --git a/lightningd/memdump.c b/lightningd/memdump.c
index e82e31af4..e886edb83 100644
--- a/lightningd/memdump.c
+++ b/lightningd/memdump.c
@@ -1,4 +1,5 @@
 /* Only possible if we're in developer mode. */
+#include "config.h"
 #if DEVELOPER
 #include <backtrace.h>
 #include <ccan/tal/str/str.h>